Improve your water quality with Seachem Tidal Matrix high capacity biofiltration, which controls the ammonia as well as the nitrite and nitrate levels in your freshwater or saltwater aquarium. Biofiltration is important because it acts as a substrate...

Improve your water quality with Seachem Tidal Matrix high capacity biofiltration, which controls the ammonia as well as the nitrite and nitrate levels in your freshwater or saltwater aquarium. Biofiltration is important because it acts as a substrate...

Improve your water quality with Seachem Tidal Matrix Carbon, which is a high efficiency spherical carbon that adsorbs heavy metals, bad odors, organic contaminants and other pollutants found in your aquarium water. The 140ml bag will treat up to 55...

Improve your water quality with Seachem Tidal Matrix Carbon, which is a high efficiency spherical carbon that adsorbs heavy metals, bad odors, organic contaminants and other pollutants found in your aquarium water. The 140ml bag will treat up to 75...

Improve your water quality with Seachem Tidal Matrix Carbon, which is a high efficiency spherical carbon that adsorbs heavy metals, bad odors, organic contaminants and other pollutants found in your aquarium water. The 140ml bag will treat up to 110...

Improve your water quality with Seachem Tidal Zeolite, which has the highest ammonia binding capacity, while also binding heavy metals for freshwater and saltwater aquariums. The 140ml bag will treat up to 55 gallons (200 Liters) of water.

Improve your water quality with Seachem Tidal Zeolite, which has the highest ammonia binding capacity, while also binding heavy metals for freshwater and saltwater aquariums. The 140ml bag will treat up to 75 gallons (300 Liters) of water.

Improve your water quality with Seachem Tidal Zeolite, which has the highest ammonia binding capacity, while also binding heavy metals for freshwater and saltwater aquariums. The 375ml bag will treat up to 110 gallons (400 Liters) of water.

This is a power supply for the Neptune Systems FMM, DOS, ATK and Trident.

This 24VDC powered, normally-closed (NC), solenoid valve has push-fit tubing input and outputs designed for standard 1/4″ tubing. The electrical connection on this solenoid valve fits the DC24 accessory ports found on the FMM, 1Link, and Energy Bar...

Plug this probe into your FMM and then place it on any surface where you want to detect stray water. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place.  Time is so critical when it...

Plug this probe into your FMM and then place it underneath your carpet near your aquarium. Upon contact with water this probe will communicate to your Apex and alerts or other actions can then take place. Don’t have carpet, see the next...

This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in...

Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines etc., this flow sensor can be placed in line with the flow on 1/4″ tubing, connected to the FMM, and communicate to your Apex the flow rate of water...

Usually used with aquarium accessories like reactors, carbon/GFO filters, etc., this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor...

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses BSPP threads so for North...

Usually used with a return pump, this flow sensor can be placed in line with the flow on any pipe, connected to the FMM, and communicate to your Apex the flow rate of water through that pipe. The flow sensor itself uses British Standard Parallel Pipe...

FMM – FLUID MONITORING MODULE IT DOES SO MUCH! This is just the module itself without and sensors. The FMM (Fluid Monitoring Module) is a module that connects to any Apex (Apex(2016), Apex Classic, Apex Lite, Apex Jr.) via it’s AquaBus...

Eshopps 1" Red Pipe 30" (Single Piece)

Eshopps 1" Blue Pipe 30" (Single Piece)

Reef Cõde A Sizes 250 ml, 500 ml, 2 L, 20 L Overview • The calcium-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in...

Reef Cõde A Sizes 250 ml, 500 ml, 2 L, 20 L Overview • The calcium-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in...

Overview The carbonate-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in the same ratio as that found in natural seawater...

Reef Cõde B Sizes 250 ml, 500 ml, 2 L, 20 L Overview • The carbonate-bearing component of a two-part method for dosing calcium and carbonates (the substances largely responsible for increasing alkalinity (”buffering capacity”)) in...

What is PolypLab One? PolypLab One is engineered from two forms of acetate and hydroxide salts. When dosed, the calcium magnesium ions are freely available for uptake by corals, clams, and many other reef organisms. The acetate ions are metabolized by...

What is PolypLab One? PolypLab One is engineered from two forms of acetate and hydroxide salts. When dosed, the calcium magnesium ions are freely available for uptake by corals, clams, and many other reef organisms. The acetate ions are metabolized by...

Color Color & Growth Starter Bundle Includes:   - Two Little Fishies Potassium 500 ML - Two Little Fishies AcroPower 500 ML - Two Little Fishies Iron 250 ML - Two Little Fishies Iodine 250 ML

Two Little Fishies Iodide and iodine supplement is made from potassium iodide and seaweed extracts. Use this supplement to provide an extra boost of this important element and observe the positive effects. Great for growing Xenia, other soft corals and...

Coral Color & Growth Starter Bundle Includes:   - Two Little Fishies Potassium 500 ML - Two Little Fishies AcroPower 500 ML - Two Little Fishies Iron 250 ML

Coral Color & Growth Starter Bundle Includes:   - Two Little Fishies Potassium 500 ML - Two Little Fishies AcroPower 500 ML

Xport BIO Plate Ultra-porous Biological Plate Media with Superior Performance Characteristics Overview Highest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhere Provides huge amounts...

Not your standard Aquarium heater.  The Finnex Digital touch Control HMX series sports a sleek modernized black control face that is easily controlled via it's precision touch pad.  Corrosion-r3esistant, fast heater titanium tube is engulfed in...

Bio-Spheres biopellet media is a 100% pure biologically degradable polymer solid carbon source that helps reduce nitrates and phosphates within a marine environment by encouraging the growth of beneficial bacteria and enzymes on the media’s surface...

Efficiency: 36V / 98watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H) Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-8 pump,...

Certified by IAPMO R&T to NSF/ANSI 58 for material and structural integrity requirements only, and to NSF/ANSI 372 for lead free compliance. All Tubing is Sold by The Foot. NSF/ANSI Certified : Yes Material : Polyethylene (LLDPE) Tube ID : 0...

All Tubing is Sold by The Foot.  If you would like 10 Feet of Tubing, purchase a quantity of 10.  Need 20 foot of tubing, enter 20 for the quantity.  You can edit the quantity inside your shopping cart.  There is a 10 foot minimum on...

There are three models with a pump outlet from 100, 200 (2 x 100) and 400 (2 x 200) l/h, the smallest model has one and the two larger ones both have two individually adjustable air outlets. And they come equipped with one or two EHEIM...

There are three models with a pump outlet from 100, 200 (2 x 100) and 400 (2 x 200) l/h, the smallest model has one and the two larger ones both have two individually adjustable air outlets. And they come equipped with one or two EHEIM...

There are three models with a pump outlet from 100, 200 (2 x 100) and 400 (2 x 200) l/h, the smallest model has one and the two larger ones both have two individually adjustable air outlets. And they come equipped with one or two EHEIM...

ONE PIECE of Black Egg Crate for Aquariums. Modular - Each section of egg crate has built in connectors to secure multiple pieces together to create a larger section. The perfect solution to place underneath your live rock structure to protect the...